On Sat, Feb 25, 2017 at 09:41:56PM +0000, Chris Wilson wrote:
> On Sat, Feb 25, 2017 at 09:19:59PM +0000, Chris Wilson wrote:
> > Only if we allocated the layer and the lower level failed should we
> > remove this layer when unwinding. Otherwise we ignore the overlapping
> > entries by overwritting the old layer with scratch.
> >
> > Fixes: c5d092a4293f ("drm/i915: Remove bitmap tracking for used-pml4")
> > Fixes: e2b763caa6eb ("drm/i915: Remove bitmap tracking for used-pdpes")
> > Reported-by: Matthew Auld <matthew.william.auld@xxxxxxxxx>
> > Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=99948
>
> Seems like it got further, but still hits the same bug_on.
Ah, starting to look like there are two (maybe more bugs) with identical
symptoms!
-Chris
--
Chris Wilson, Intel Open Source Technology Centre
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